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org.apache.commons.el
Class Expression  

java.lang.Object
  org.apache.commons.el.Expression

Direct Known Subclasses:

BinaryOperatorExpression, ComplexValue, ConditionalExpression, FunctionInvocation, Literal, NamedValue, UnaryOperatorExpression

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public abstract class Expression

extends java.lang.Object

The abstract class from which all expression types derive.

Version:

$Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: luehe $

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Constructor Summary

Expression()

 

Method Summary
abstract  java.lang.Object	evaluate(javax.servlet.jsp.el.VariableResolver pResolver, javax.servlet.jsp.el.FunctionMapper functions, Logger pLogger)           Evaluates the expression in the given context
abstract  java.lang.String	getExpressionString()           Returns the expression in the expression language syntax

 

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Constructor Detail

Expression

public Expression()

Method Detail

getExpressionString

public abstract java.lang.String getExpressionString()

Returns the expression in the expression language syntax

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evaluate

public abstract java.lang.Object evaluate(javax.servlet.jsp.el.VariableResolver pResolver,
                                          javax.servlet.jsp.el.FunctionMapper functions,
                                          Logger pLogger)
                                   throws javax.servlet.jsp.el.ELException

Evaluates the expression in the given context

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